package com.netty.time;

import java.nio.charset.StandardCharsets;
import java.util.Date;

import io.netty.buffer.ByteBuf;
import io.netty.buffer.Unpooled;
import io.netty.channel.ChannelHandlerAdapter;
import io.netty.channel.ChannelHandlerContext;

public class TimeServerHandler extends ChannelHandlerAdapter {

	@Override
	public void channelRead(ChannelHandlerContext ctx, Object msg) throws Exception {
		System.out.println("the time server receive order : " + msg);
		String currentTime = "QUERY TIME ORDER".equalsIgnoreCase(msg.toString()) ? new Date().toString() : "BAD ORDER";
		// currentTime = currentTime + System.getProperty("line.separator");
		ByteBuf resp = Unpooled.copiedBuffer(currentTime.getBytes(StandardCharsets.UTF_8));
		ctx.write(resp);
	}

	@Override
	public void channelReadComplete(ChannelHandlerContext ctx) throws Exception {
		ctx.flush();
	}

	@Override
	public void exceptionCaught(ChannelHandlerContext ctx, Throwable cause) throws Exception {
		ctx.close();
	}
}
